【Compatibility】WDZP New Remote Control Replacement for DR-978 DR. INFRARED HEATER New Upgraded Dual Heating Hybrid Portable Infrared Space Heater 【NO Programming】Just add the batteries and it worked immediately. Batteries are not included（ 2* 1.5V AAA Batteries) 【Remote Distance】Infrared technology emits a strong signal at 180 degrees and within 12 meters (40 feet); Without Voice Function 【ABS material】This smart remote made of high quality ABS material to make this smart remote more durable. This replacement remote only comes with 0.10kg (0.22lb.),wear-resistant and durable. 【Lifetime Warranty & Exceptional Service】Doesn't match your equipment? Quality problem? Don't worry!! We offer 6-MONTH warranty, free exchange or refund)) WDZP New Remote Control Replacement for DR-978 DR. INFRARED HEATER New Upgraded Dual Heating Hybrid Portable Infrared Space Heater