Bluetooth stereo power bank and phone holder
1. Material: ABS+PC
3. Uint size: 137*30*30mm
3. Unit weight: 140g
4. Output: DC 5V 1A
5. Input: DC 5V 1A
6. Battery: 26650, capacity: 4000mAh
7. Charging and dischargingcycle times ≥ 500times
8. Packing: 100pcs/ctn, meas.: 56*42*35cm, G.W: 21kgs