Sell Original Pineng Powerbank PN969 20000 mAh best price

2 x Output/ 1x Input Input: Micro USB/DC 5V/2A Output: DC5V 2.1A/1A Built-in battery capacities: 3.7V/20000mAh 74wh Battery Type: Li-polymer battery Fully Charge: 8-14 hours Working Temperature： -10°C to 45°C LED display (display battery percentage, in / out charging status) Intelligent voltage recognition chip automatically detects the voltage Built in battery protection IC to prevent over charging, over discharging and short circuit Not advisable to overcharge your power bank