... air or air is very small, considering the battery is dead, then should charge the battery. 3.5.2 When charging, the charger ... demolished. 4.3 plug wires should be used to supply air device charger port, plug the other end connected with the battery ... Storage period: 3 years. Battery: voltage DC1.2V, current 800mA; Charger: Input voltage 100 ~ 240 V, output voltage 5.2V, current ...