Product Description 30 minutes smart charger Product Feature Build in microprocessor controller with auto-stop function, charging effect improves 30%. Fast/slow charging selection, trickle charging when finished. -?V control and Over-heat protection. with GS.UL.CQC certification Product Specification/Models With protection for Voltage/Short Circuit / Over Time /Temperature Charging current: 4200mA Application Suitable for AA/AAA 1.2V Ni-Mh/Ni-Cd rechargeable battery. Use indoor and dry location only. Do not expose the charger to rain, snow or extreme conditions. Not for Alkaline, carbon zinc or any other kind of batteries, they may leak or burst Other Information Switch on, the corresponding indicator glitter for waiting for charging status. Put the battery into the charger with right terminal. When finish charging, the corresponding 2/4pcs charging indicator glitter unceasing, entering into trickling charging. Take out the battery after entering into trickling charging status. Price Condition FOB Shenzhen Origin China Material the high quality materials Delivery lead time 20 days after confirming order Minimum order 200 pcs Supply ability daily production capacity 5000 pcs