right now he is in a 20 gallon terrariam with a mesh top. i have the heat lamp on one side, not sure what wattage, ill have to check, and a black light on the other that i turn on at night. the substrate is wood chips that i bought for him when i bought my whole setup. the temp stays around 80 - 85, and the basking area is around 90 or so. my humidity was staying at around 50, but now its dropped to around 10 or 20 and i cant keep it up? please help me here. any info is appreciated.