6ah 20v / 60v battery case replacement parts, battery case parts replacement, battery rebuild kit, battery repair kit for 606. 🔧 Battery case for repairing damaged 20/60v battery or DIY a new high capacity battery. 🔋 The battery box requires 15 18650 batteries (may need nickel tabs) and is suitable for mechanics with soldering experience, who happen to have some 18650 batteries around! ✅ Battery replacement parts are injection molding with fireproof material, tight fit with the original battery. The PCB circuit board build-in short circuit, over current and over power protection for safe use! 💬 60 days hassle-free return and exchange! 24-hour friendly customer service! For more battery case, please visit "Aernair". 20v battery case for 606.(Model:15* 18650)