RXM1001 Features: * Lightweight, lithium replacement battery provides the operator with extended run time * Simply change the charged battery * Charging can be done by removing the battery and connecting it to the charger in your garage, shed or home * Can be recharged by leaving the battery in the mower * Can be recharged up to 900 * Provide over fifteen years of use * Easy to see how much charge is left in the battery * Can recharge the battery in the mower or by removing the battery * No memory so the user never need to charge up and then drain down the battery Dimensions: * Dimensions: 3.25"" H x 4"" W x 8.5"" D Warranty: * One year warranty