power bank with 4000 mah lithium ion battery
hand heating function with 3 settings (35°, 40° and 48°c)
usb output for charging the phone with a cable
input: 5v 2a
output: 5v 2a
led indicator to show charge/discharge status
Connections: USB for phone charging. usb-c for power bank charging.
battery: 4000 mah lithium ion battery
Power Source: Charge the power bank via USB-C
size (cm): 6 (w) x 2.5 (d) x 10.5 (h)
