General description MT18DSV7V8 Adapter Replacement allows you to convert your 18V battery to be compatible with V7 and V8 series vacuum cleaners. This adapter is designed to help you reuse your existing batteries, saving you money on frequent replacements. It is more powerful than older V7 and V8 batteries, providing a longer running time. Technical specifications Compatible with V7 series vacuum cleaners: V7 Pro, V7 Trigger, V7 Animal, V7 Mattress, V7 Absolute, V7 Car+Boat Compatible with V8 series vacuum cleaners: V8 Animal (229602-01), V8 Absolute (214730-01), V8 hand-held series, V8 SV10 (967834-02, 96783402) Compatible with 18V lithium-ion batteries: BL1860, BL1850B, BL1850, BL1840B, BL1840, BL1835, BL1845-400 Recommended battery output: 4A and above Material: Fireproof ABS and Metal Color: Black-Gray Measurement allowed error: +/- 1-3cm Usage To use the adapter, simply connect it to your 18V battery and then attach it to your V7 or V8 vacuum cleaner. It is important to remove