Its probably not good news. You are unlikely to find much support for Chinese sourced store branded tools. Resign yourself to getting a new drill and splash out on one that is properly supported. Find one that looks right and search for spare batteries and chargere before you buy.
X, March 2015
This is a Performance Power brand
Solent Tools sell Performance Power spares
023 8057 8057
Give the a call..., March 2015
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I can answer this question...
replacement battery for PHD18-2B cordless hammer drill?