Mode: HY-900. Main functions: taking pictures and video recording. Built-in Li-on battery. Can be connected to PC and exports files. Press the switch for one second and after yellow light is on for five second, it will begins to record. Can switch between recording mode, taking picture mode and standby mode. Package Details Weight: 139.10 g Size: 9.3*7.5*5 cm Package Includes 1 × Button Camera 1 × User Manual 1 × Ring 1 × USB Cable 1 × Spare Button Mode: HY-900. Main functions: taking pictures and video recording. Built-in Li-on battery. Can be connected to PC and exports files. Press the switch for one second and after yellow light is on for five second, it will begins to record. Can switch between recording mode, taking picture mode and standby mode. Package Details Weight: 139.10 g Size: 9.3*7.5*5 cm Package Includes 1 × Button Camera 1 × User Manual 1 × Ring 1 × USB Cable 1 × Spare Button