Battery holder for 8 AA batteries = 12V Confirmed to fit: * KO Propo EX-I * Futaba Magnum Racer (FP-T2PKFA) ↓ youtu.be/rhri3Op0Kgk * KO Propo EX-I PRECIOUS * KO Propo EX-I Mars * KO Propo EX-2 EX-II * KO Propo EX-7 * KO Propo EX-9 * Futaba Magnum PCM (FP-T3PG-X) * Futaba Megatech PCM (FP-T3PB) * Tamiya Adspec ADSPEC * Sanwa DASH-S (box separate type) * JR Propo BEAT202 * JR Propo XS3 Although unconfirmed, it appears to be usable with the following models: * Futaba FF7 FP-T7UAP FP-T7UAF * Futaba FF5 FP-T5UAP FP-T5UAF * Futaba FF3 FP-T3UCP * Futaba Megatech FM * KO Propo EX-5 * KO Propo EX-10 Eurus * KO Propo EX-10 Helios * JR Propo MAX series * JR Propo BEAT2 * JR Propo X-347 PCM Packaging will be "product directly in an envelope" (due to the thickness being barely under 3cm). Thank you. ※ If you need multiple units, please consult in the comment section before purchasing. Each additional unit will be 420 yen.