... microamps, harmless to humans and animals, deadly to mosquitoes), 3-tier grid between two electric shock air and which produce electrostatic ... , pollution-free, odorless, non-resistance, no environmental restrictions.3)Battery: rechargeable maintenance-free capacity of up to 600mAH battery ... than 10 hours. (Recommended for charging during the day) 3) the product while charging, do not toggle switch or ...