X2 18V/36V 6.0Ah Lithium-ion Replacement Battery for Metabo HPT ( Hitachi) MultiVolt Battery / 371751M 372121M BSL36A18 BSL36B18 For Milwaukee 18V ⑦Yellow light Blinking: Abnormal cooling

⑦Yellow light Blinking: Abnormal cooling

for BL1850

Type: Li-ion

For Ryobi 12V and 18V One Plus Ni-Cad

X2 18V/36V 6.0Ah Lithium-ion Replacement Battery for Metabo HPT ( Hitachi) MultiVolt Battery / 371751M 372121M BSL36A18 BSL36B18 For Milwaukee 18V ⑦Yellow light Blinking: Abnormal coolingHigh Capacity: The 18V 36V 6000mAh actual capacity and top A grade Lithium battery cells delivers up to 2X run time than standard (Hitachi)Metabo HPT battery. Widely Compatibility & Seamless Fit: Adaptation to Metabo HPT 36V (Hitachi) as well as backward compatible to Hitachi Metabo HPT 18V slide style platform.(3. 0 Ah when used in 36V MultiVolt tools.)(6. 0 Ah when used in Metabo HPT and Hitachi 18V tools) 4 LED indicators & Charge Quick: Charging