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 I8 charger with 8 x 1.5 V Li-Ion AA rechargeable batteries – compact solution for reliable power
The I8 charger with intelligent individual slot monitoring and LED display. Includes eight 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, P1450i3)
The Keeppower I8 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 eight powerful P1450i2 rechargeable batteries with integrated protection circuit. The ideal solution for devices with constant power requirements – whether remote control, radio or toy.
Highlights:
- ✅ 8× 1.5V AA rechargeable batteries (P1450I3, 4700 mWh) included in the set
- ✅ Constant 1.5 volt output voltage – even when the charge drops
- USB-C input – 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 P1450i2 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.
Safety instructions:
- ⚠️ Only use with the Keeppower P1450i2 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 I8 charger (8 slots)
- 8× Keeppower P1450i3 1.5 V AA rechargeable batteries (4700 mWh)
- 1× USB-C charging cable
- 1× instruction manual
¹ Typical capacity according to manufacturer’s specification at 25 °C ambient temperature.
Technical Data
| Charger model | Keeppower I8 |
| Type | USB-C charger for 1.5 V AA Li-Ion batteries |
| Charging capacity | 8 charging slots (350 mA charging current each) |
| Input | USB-C, 5 V⎓3 A (not included in the scope of delivery) |
| Compatible batteries | Keeppower P1450I, P1450I2, P1450I3 (1.5 V Li-Ion only) |
| Battery model | Keeppower P1450I3 |
| Battery type | 1.5 V AA Li-Ion battery |
| Capacity (typical) | 3133 mAh / approx. 4700 mWh |
| Battery voltage | Constant 1.5 V |
| Max. Discharge current | 2 A |
| Protection circuit | integrated |
| Input (2) | USB-C, 5 V⎓3 A |
| Output | 8 slots, 5 V⎓350 mA each |
| Charging process | MCU-controlled, single cell monitoring |
| Compatible batteries (2) | Keeppower 1.5 V AA (P1450I, P1450I2,P1450I3) |
| Charge indicator | LED per slot (red = charging, green = full) |
| Protection functions | Overcharge, short circuit, 0 V activation |
| Operating temperature | 0 °C to +35 °C |
| Charger dimensions | 72 × 72 × 52 mm |
| Weight of charger | 114 g (without batteries) 268 g (with batteries) |
| Battery model (2) | Keeppower P1450I3 (AA Li-Ion) |
| Capacity (typical) (2) | 3133 mAh (approx. 4700 mWh) |
| Min. capacity | 2500 mAh |
| Nominal voltage | 1.5 V (stably regulated) |
| Charging method | CC/CV, 5 V⎓200-500 mA |
| Protection circuit (2) | 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 |
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