call 0427312312 if you have any questions 30mm RING MOUNTING HIKMICRO put this high-tech system in a traditional looking exterior by retaining the well-known rifle scope design, this enables users who prefer this look to still utilise the outstanding features of this thermal imaging rifle scope and also keep using the conventional mounting system. With a slick new-aged look, The HIKMICRO Stellar SH35 Thermal Scope can be mounted on 30mm rings, making changing from weapon to weapon a much easier and more effective process. IP67 RATED The Stellar SH35 is protected by a sturdy aluminium housing with IP67 waterproof rating, which means that the scope can be submerged for up to one meter, for a maximum of 30 minutes. EXTENDED BATTERY LIFE The HIKMICRO Stellar SH35 Thermal Scope comes with two internal Lithium batteries and a replaceable CR123A battery, these power sources provide the user with 15 hours of use, which can be extended by replacing the CR123A battery when it’s used up.