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Under $20 Power Tool Batteries

Shop the best prices on 2,626 great value under $20 power tool batteries. Shopping for power tool batteries is easy with Fruugo, with SALE discounts, offers and savings on Guangzhou Aidai Trading Co., Ltd, Guangzhou Zhetong Trading Co., Ltd., Rosfix and more. Buy power tool batteries online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 2,626
100% Makita 6ah Makita 18v Battery Bl1830b Bl1850b Bl1850 Bl1840 Bl1860 Bl1815 Replacement Lithium Battery guti
$18.95 Save $4.00 RRP: $22.95
For BOSCH 18V Original Lithium Battery Replaceable BOSCH Battery Pack 6.0AH Original Tool Rechargeable Battery Ultra long life
$21.95 Save $5.00 RRP: $26.95
Power Wheel Adapter for Makita 18V LXT Battery
$4.95 Save $43.00 RRP: $47.95
Adapter Converter BOSB18C Use for Bosch 18V Li-Ion Battery BAT618 on Home Lithium Electrical Power Tool Replace All 18V
$12.95 Save $28.00 RRP: $40.95
100% Makita 6ah Makita 18v Battery Bl1830b Bl1850b Bl1850 Bl1840 Bl1860 Bl1815 Replacement Lithium Battery-fj
$16.95 Save $4.00 RRP: $20.95
DM18D Battery Adapter Convert for Dewalt 20V for Milwaukee 18V Lithium-Ion Battery To for Dewalt 18V NiCad NiMh Battery with USB
$20.95
2Pc Battery Adapter for Makita 18V Lithium Battery Power Tool Connector Adapter Dock Holder for Power Tool BL1830 BL1840
$15.95 Save $9.00 RRP: $24.95
10 Pack Battery Mount Holder for Dewalt 20V 60V Battery Dock Holder Fit for DCB200 DCB203 DCB205 DCB206 Batteries
$7.95 Save $66.05 RRP: $74.00
For Makita 18V Battery to Lidl Parkside X20V Li-Ion Battery Converter 25-26
$14.95 Save $15.00 RRP: $29.95
MT18FIN Battery Adapter for 18V Li-Ion Battery Convert to for Fein 18V Power for FEIN ABS 18 Battery
$21.95 Save $21.00 RRP: $42.95
Adapter Converter BOSB18C Use for Bosch 18V Li-Ion Battery BAT618 on Home Lithium Electrical Power T SZRH
$16.95 Save $47.05 RRP: $64.00
2025 New Dm18d Dca1820 Battery Adapter With Usb For Dewalt 20v/18v For Milwaukee M18 18v Lithium Battery Dcb204 Dcb205 Converter For Dewalt 18v/20v Ni unbrand
$7.95 Save $6.00 RRP: $13.95
Dm18rl Converter Battery Adapter For Dewalt 20v For Milwaukee 18v M18 Llithium Battery Convert To For Ryobi Power Tools unbrand
$11.95 Save $8.00 RRP: $19.95
PCB Circuit Board for Bosch 18V Li-Ion Battery Voltage Detection Protection
$8.95
Battery Adapter for Milwaukee M18 to DEWA 20V to Makita 18V
$14.95 Save $44.05 RRP: $59.00
For Makita 18V Battery to Lidl Parkside X20V Li-Ion Battery Converter 26s
$14.95 Save $15.00 RRP: $29.95
3X BAT610 18V Lithium-Ion Battery PCB Charging Protection Circuit Board for Boschs 18V Li-Ion Battery
$19.95 Save $11.00 RRP: $30.95
DM18M Battery Convertor Adapter for Milwauke M18 for DEWA 20V Battery Convert to for Makita 18V BL18 A-B
$17.95 Save $11.00 RRP: $28.95
3X BAT411 Li-Ion Battery Charging Protection Board PCB Board Circuit Board for Bosch 10.8V 12V Battery
$13.95 Save $6.00 RRP: $19.95
2025 New Dm18d Dca1820 Battery Adapter With Usb For Dewalt 20v/18v For Milwaukee M18 18v Lithium Battery Dcb204 Dcb205 Converter For Dewalt 18v/20v Ni unbrand
$8.95 Save $3.00 RRP: $11.95
4Pcs Replacement M12 Battery Case for Milwaukee,Cordless Power Tool Batteries Cover Bottom Shell Housing Kit 48-11-2411
$15.95 Save $10.00 RRP: $25.95
For Makita Battery Adapter 18V Li-ion Battery Convert to 18V Ni-Cd&Ni-Mh Battery
$21.95 Save $8.00 RRP: $29.95
DM18RL Converter Battery Adapter for Dewalt 20V for Milwaukee 18V M18 Llithium Battery Convert to for Ryobi Power Tools
$14.95 Save $44.05 RRP: $59.00
Emergency igniter kit for Makita battery with DIY adapter
$4.95 Save $3.00 RRP: $7.95
Battery Adapter Converter for Bosch 18V Lithium Battery to ForLidl Parkside X20V Li-Ion Power Tool Accessories
$22.95 Save $14.00 RRP: $36.95
Electric Tool Battery Adapter ABS Short Circuit Protection Woodworking Tool Battery Converter for WORX
$9.95 Save $10.00 RRP: $19.95
RYB18MT Battery Adapter for 18V ONE+ Li-Ion Battery P107 P108 Convert to for 18V Li-Ion Battery Pow
$7.95 Save $2.00 RRP: $9.95
Power Wheel Adapter for Dewalt 20 V Lithium Battery
$12.95 Save $21.00 RRP: $33.95
Power Wheel Adapter for Makita 18V LXT Battery
$15.95 Save $7.00 RRP: $22.95
DW12V DIY Battery Adapter for Dewalt 10.8V-12V Li-Ion Battery Power Wheel Adaptor Dock Holder with 14 Awg Wires,Black
$14.95
Power Wheel Adapter for Makita 18V LXT Battery
$11.95 Save $24.00 RRP: $35.95
BS18DL Battery Adapter for Bosch 18V Battery Use for Dewalt 18V/20V Li-Ion Battery Power Tools 4-PIN
$20.95 Save $6.00 RRP: $26.95