BG-1X battery grip specification: 1. Main Material: ABS 2. Dimension: approx 155 x 90 x 130 mm / 6.1 x 3.5 x 5.1in 3. Item Weight: 250g / 8.81oz 4. Package Weight: 270g / 9.51oz 5. Operating temperature: 0-40?(32-104?) 6. Compatible for battery: one or two LP-E17 battery (This battery grip does not support AA battery) (Battery not included) Description: 1. BG-1X battery grip is the designed for Canon EOS 800D/77D/Rebel T7i/Kiss X9i 2. Compatible for LP-E17 Battery, it extends the shooting time effectively 3. With a 1/4? screw hole in the bottom 4. Ergonomics design, operating comfortably 5. Engineering plastic body and passed the drop test 6. PU anti-scratch surface dealing 7. With a 2-step vertical shutter release button to enable shooting in the same fashion as a horizontal grip 8. It can act as a balance arm during shooting, especially when using the longer lens 9. It can enhance the stability, and reduce the vibration relatively 10. BG-1X battery grip use the same raw material of camera, its hand-feel environmental friendly and comfortable 11. BG-1X designed with fixed screw in the upper space, which enable the camera paste the grip accurate and firmly 12. BG-1X adopts the advanced material with the camera body, high sealing treatment, dustproof and waterproof. Note: Camera and batteries are not included Take out the batteries if no use for long time