You can bet the maximum bet value as long as the maximum profit value is respected.
Coin : Min Bet / Max Bet / Max Profit
Bitcoin (BTC): 0.00000100 / 2 / 2
Ethereum (ETH): 0.00010000 / 100 / 100
Litecoin (LTC): 0.00020000 / 150 / 150
Tether (USDT): 0.01000000 / 5,000 / 5,000
Bitcoin Cash ABC (BCH): 0.00005000 / 10 / 10 
Bitcoin Cash SV (BSV): 0.00010000 / 15 / 15
Ripple (XRP): 0.10000000 / 20,000 / 20,000
Dogecoin (DOGE): 5 / 1,000,000 / 1,000,000
Dash (DASH): 0.00015000 / 50 / 50
ZCash (ZEC): 0.00025000 / 50 / 50
Ethereum Classic (ETC): 0.00200000 / 500 / 500
Neo (NEO): 0.00100000 / 200 / 200
Stratis (STRAT): 0.03000000 / 6,000 / 6,000
Komodo (KMD): 0.01500000 / 3,000 / 3,000
Bitcoin Gold (BTG): 0.00100000 / 250 / 250
Lisk (LSK): 0.01000000 / 2,500 / 2,500
Digibyte (DGB): 1 / 200,000 / 200,000
Quantum (QTUM): 0.01000000 / 2,000 / 2,000
Waves (WAVES): 0.01000000 / 2,000 / 2,000
Stellar (XLM): 0.15000000 / 30,000 / 30,000
EOS (EOS): 0.00500000 / 1,000 / 1,000
TRON (TRX): 1 / 200,000 / 200,000
Bitsler Coin (BTSLR): 1 / 1,000,000 / 1,000,000