1.Instead of replacing the entire trigger transmitter or getting an expensive , simply the battery cover and solve the problem at a lower cost. This affordable option makes it easy to get battery covers that meet the specifications and keep using the trigger transmitter without interruption 2.ACCURATE COMPATIBILITY This battery cover is specially designed for XPRO/CTR16/X2T and triggers the transmitter so it fits seamlessly with no compatibility or installation issues 3. FOR PHOTOGRAPHERS Whether you are a professional photographer or an amateur, this battery cover is a must have accessory for your trigger transmitter. Effectively protects against dust, moisture and other impurities to maintain functionality of your device 4.Made of durable material ABS material, this battery cover has durability and abrasion resistance. It can withstand longterm use and various environmental conditions, ensuring the reliability of the trigger transmitter