Additional Details ------------------------------ Product description: ?Cameron SinoCameron Sino is a brand focusing on sell battery, we aim at supplying high-quality professional battery products.?Fit Modelr: Connex Spot, Connex Spot Monitor, Grason-Stadler, Pressure unit Connex Spot, Protocol?Compatible Models: 901000, BATT22, OM11878, TM78370?Notice Before Purchase- Be carefully check the model number of your device and the part number of your original Battery to see if this Battery is compatible with your device.- A new battery will achieve its best performance after 2 or 3 complete cycles of charge discharge.- When you install it, be sure the connector has been properly connected to your device.- Do not use low quality third-party adapter charger to charge your device, that will shorten the battery's life.?Contact usIf you have any questions or any issues when using our product, please send us a message, we will reply you as soon as possible.