size:28.5X136X207mm model: GSP27135206E Voltage:3.55V weight: 1.55Kg Nominal Capacity: 70Ah Our cells are with following advantagesï¼? 1ï¼?Product liability insurance 2ï¼?Long term warranty for 5 years 3ï¼?Our cells has been cycled 3000 times 4ï¼?Complete certificates and test reports 5ï¼?Steady and safe production process 6ï¼?Mature sales team, 24 hours service