Keeppower I4 charger with 4× 1.5V AA Li-Ion batteries - USB-C input
Item number: 500519
Manufacturer: Keeppower
The perfect all-in-one set: Charger including 8 high-performance 1.5 V AA Li-ion batteries – compactly stored, ideal for travel, sports, outdoor use, and everyday applications. Keeppower 1.5 V Li-ion battery – delivers a consistently high operating voltage and is designed especially for high-drain devices with battery level indicators. Thanks to the constant 1.5 V output, the battery maintains stable voltage for over 90% of its runtime; only afterward does it slowly decrease linearly from 1.5 V to 1.1 V. This ensures devices receive a timely low-battery warning – for maximum safety and reliability in continuous use.
Keeppower I4 charger with 4 x 1.5 V Li-Ion AA rechargeable batteries - compact solution for reliable power
The I4 charger with intelligent individual slot monitoring and LED display. Includes four 1.5 V AA Li-Ion rechargeable batteries with constant voltage and protection circuit - ideal for devices with high energy requirements and sensitive electronics.
Modern charger set with 1.5 V AA lithium-ion batteries (type C, P1450i)
The Keeppower I4 is a modern charger set for 1.5V AA format Li-ion batteries and impresses with its high efficiency, intelligent control and USB-C connection. The scope of delivery includes four powerful P1450i rechargeable batteries with integrated protection circuit. The ideal solution for devices with constant power requirements - whether remote control, radio or toy.
Highlights
- ✅ 4× 1.5V AA rechargeable batteries (P1450I, 3600 mWh) included in the set
- ✅ Constant 1.5 volt output voltage - even when the charge drops
- USB-C input on the charger - universal and future-proof
- LED charging indicator per slot
- ✅ Individual monitoring of each cell for maximum safety
Ideal for demanding consumers
Thanks to the integrated voltage regulation, the Keeppower P1450i batteries deliver a constant voltage of 1.5 V - even with a low residual charge. This means reliable performance in devices that are sensitive to voltage drops. The integrated protection against deep discharge, overcharging and short circuits makes this set particularly safe and durable.
Technical data
| Key technical data - Keeppower I4 charger | |
| Model | Keeppower I4 |
| Type | USB-C charger for 1.5 V AA Li-Ion batteries |
| Charging capacity | 4 charging slots (350 mA charging current each) |
| Input | USB-C, 5 V⎓2 A (not included in the scope of delivery) |
| Compatible batteries | Keeppower P1450I, P1450I2 (1.5 V Li-Ion only) |
| Key technical data - Keeppower P1450I battery | |
| Battery model | Keeppower P1450I |
| Type | 1.5 V AA Li-Ion battery |
| Capacity (typical) | 2400 mAh / approx. 3600 mWh |
| Battery voltage | Constant 1.5 V |
| Max. Discharge current | 2 A |
| Protection circuit | integrated |
Safety instructions
- ⚠️ Only use with the Keeppower P1450i rechargeable batteries supplied.
- ⚠️ Do not combine with conventional NiMH or alkaline batteries.
- ⚠️ Only use the charger with 5 V USB power supply units (not included).
Scope of delivery
- 1× Keeppower I4 charger (4 slots)
- 8× Keeppower P1450i 1.5 V AA rechargeable batteries (3600 mWh)
- 1× USB-C charging cable
- 1× instruction manual
¹ Typical capacity according to manufacturer's specification at 25 °C ambient temperature.
| Technical data - Keeppower I4 charger | |
| Model | Keeppower I4 |
| Input | USB-C, 5 V⎓2 A |
| Output | 4 slots, 5 V⎓350 mA each |
| Charging process | MCU-controlled, single cell monitoring |
| Compatible batteries | Keeppower 1.5 V AA (P1450I, P1450I2) |
| Charge indicator | LED per slot (red = charging, green = full) |
| Protective functions | Overcharge, short circuit, 0 V activation |
| Operating temperature | 0 °C to +35 °C |
| Charger dimensions | 72 × 72 × 36.5 mm |
| Weight of charger | 84 g (without batteries) 160 g (with batteries) |
| Technical data - Keeppower P1450I battery | |
| Battery model | Keeppower P1450I (AA Li-Ion) |
| Capacity (typical) | 2400 mAh (approx. 3600 mWh) |
| Min. capacity | 2280 mAh |
| Nominal voltage | 1.5 V (stably regulated) |
| Charging method | CC/CV, 5 V⎓200-500 mA |
| Max. Discharge current | 2 A |
| Protection circuit | integrated (over/under voltage, short circuit, overcurrent) |
| Charging cut-off | at approx. 4.2 V (internally regulated) |
| Final discharge voltage | approx. 0.9 V |
| Cycle stability | ≥500 charge cycles |
| Operating temperature (charging) | 0 °C to +45 °C |
| Operating temperature (discharging) | -20 °C to +60 °C |
| Storage temperature | -20 °C to +25 °C (1 year), max. +50 °C (1 month) |
| Dimensions (Ø × H) | 14.0 × 50.3 mm (±0.2 mm) |
| Weight | approx. 19.3 g |
Keeppower
ADD: 7F, Bld 1, Huixun Industrial Park, 4 Baoshi Road 4
523723 Tangxia, Dongguan
Allen@Keeppower.com.cn
+86 769 82953418
www.keeppower.com.cn
Luxtrim GmbH
Magnolienweg 8
63741 Aschaffenburg
Deutschland
info@luxtrim.de
06021-9212263
Product Inquiries
Questions about the product via email
If you have further questions about the product, please contact: info@akkuteile.de
We will respond to your email within 1 business day.
You can reach our support team Monday to Friday from 9:00 AM to 3:00 PM at 06021 - 9212263
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Credit Card - Delivery within 1–3 business days
Information:
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For non-EU countries, only the net prices of the respective items apply, without German VAT. Customs fees will be charged separately. Import taxes must be paid according to the respective country's regulations.
Unless otherwise specified in the product description, delivery within Germany takes place within 1–5 days, and international deliveries within 3–9 days after order confirmation (in the case of agreed prepayment, after receipt of payment). Please note that there are no deliveries on Sundays and public holidays. In case of self-collection, we will inform you by email when the goods are ready and available for pickup. In this case, no shipping costs will be charged.
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