1. Interface: Micro USB
2. Input: DC 5V 1-2A
3. Output: 1.2V 4.2/4.3mA
4. Rechargeable battery: NI-MH/NI-CD AAA/AA
5. Size: about 7.8 x 6.2 x 2.5cm
6. Weight: about 39.2g
7. Description: only the charger, excluding other items such as batteries in the picture

Features:
1. Sliding blade design, compatible with various specifications of batteries
2. LED lights show charging status
3. Environmentally friendly engineering plastic material, high temperature resistance, safe heat dissipation
4. Intelligent compatibility, 4-slot independent control, no influence on each other
5. USB interface, a variety of charging methods, convenient and fast
6. Multiple protection of overcharge/short circuit/reverse polarity protection, safe to use