Onlyfire Universal Grill Barbecue Battery Replacement Cordless Rotisserie Motor On/Off Switch Cordless operation provides the freedom to rotisserie without electricity. Operates for 36 hours on 2 "D" cell batteries. (Batteries not included). 20 lb. load capacity allows for cooking of small to medium loads. Fits standard 3'' motor mounts & standard 5/16'' square drive rotisserie spit rods. Anti-Backlash Gear Train Provides Reliable, Smooth Operation. Professional quality components designed for extended duty usage. Recommend you measure the size of your spit rods and compare with the replacements BEFORE you order! Onlyfire is a manufacturer of high-quality patio and grilling products. we strive to provide the most innovative and practical products to enhance and simplify your outdoor cooking experience and living space. our goal is to provide you with products that truly calm, relax, and bring peacefulness into customers cooking and patio life. We keep offering outstanding service, quality products.we take pride in providing our customers with many choices of products available in a variety of different styles to meet the demands of matching our customers personality.